station_coords <- geocode(police_stations$full_address)
## Source : https://maps.googleapis.com/maps/api/geocode/json?address=766%20Vallejo%20Street%20San%20Francisco%20CA
## Source : https://maps.googleapis.com/maps/api/geocode/json?address=1251%203rd%20Street%20San%20Francisco%20CA
## Source : https://maps.googleapis.com/maps/api/geocode/json?address=201%20Williams%20Avenue%20San%20Francisco%20CA
## Source : https://maps.googleapis.com/maps/api/geocode/json?address=630%20Valencia%20Street%20San%20Francisco%20CA
## Source : https://maps.googleapis.com/maps/api/geocode/json?address=1125%20Fillmore%20Street%20San%20Francisco%20CA
## Source : https://maps.googleapis.com/maps/api/geocode/json?address=1899%20Waller%20Street%20San%20Francisco%20CA
## Warning: geocode failed with status OVER_QUERY_LIMIT, location = "1899
## Waller Street San Francisco CA"
## Source : https://maps.googleapis.com/maps/api/geocode/json?address=461%206th%20Avenue%20San%20Francisco%20CA
## Source : https://maps.googleapis.com/maps/api/geocode/json?address=1%20Sgt.%20John%20V.%20Young%20Lane%20San%20Francisco%20CA
## Source : https://maps.googleapis.com/maps/api/geocode/json?address=2345%2024th%20Avenue%20San%20Francisco%20CA
## Source : https://maps.googleapis.com/maps/api/geocode/json?address=301%20Eddy%20Street%20San%20Francisco%20CA
## Warning: geocode failed with status OVER_QUERY_LIMIT, location = "301 Eddy
## Street San Francisco CA"